164/320.
2.
Face shields and goggles:
Will likely never need to be replaced.
Will develop scratches and become brittle, requiring regular replacement.
Should be made of breakable materials so they can break away in the event of a crash.
Should not allow air to pass through.
44 58750 Motor 163 B "" 0

Answer correctly : 0   |   Wrong : 0

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests